Array node input changes to pass by reference when editor is closed and re-opened

UE - Gameplay - Blueprint - Mar 23, 2015

Closing and re-opening the editor changes the input element on add array nodes to a pass by reference. Update: This also occurs on Set Array Elem node Item output. ...

Expand Node on a Function node deletes the Function node

UE - Gameplay - Blueprint - Mar 13, 2015

Expand Node on a Function node deletes the Function node. If the Function node is part of a group of nodes collapsed into a function, expanding that new function node will return all nodes except th ...

Sending a string or text of 1024 or more characters disconnects Client and Server

UE - Networking - Oct 5, 2015

Sending a string or text of 1024 or more characters disconnects Client and Server. 1023 works without disconnection. Possibly a buffer overflow problem? Is this expected behavior? Reproduced in 4. ...

Adding a Local Variable to a blueprint Construction Script will cause a crash

UE - Gameplay - Blueprint - Dec 18, 2014

Adding a Local Variable to a blueprint Construction Script will cause a crash ...

Void Interface functions cannot be overridden in Blueprints

UE - Gameplay - Blueprint - Feb 10, 2015

A Blueprint Interface function that does not have an Output cannot be overridden in a Blueprint implementing that function. The function does not appear in the Interface section of the My Blueprint ...

iOS will not package or launch on Win 10 machine

UE - Platform - Mobile - Sep 23, 2015

Launching or packaging for iOS does not work on our Windows 10 machine however we are able to package and launch onto iOS devices from Windows 7 machines. Using the File > Package > iOS option with ...

Custom Fonts do not show up properly in HTML5

UE - Platform - Mobile - Apr 24, 2015

Custom UMG fonts do not show up correctly when launching to HTML5 from a packaged project. The fonts show up correctly for Windows packaged projects. ...

Graphical issues in editor after changing monitor resolution on Linux

UE - Platform - Linux - Feb 23, 2017

Changing the monitor resolution on Linux causes Editor windows to show graphic errors. ...

Forward Rendering Lightmap Density view flicker

UE - Graphics Features - Aug 20, 2019

The shaders flicker when in Lightmap Density viewmode after enabling Instanced Stereo Rendering in Project Settings > Engine > Rendering > VR  Tested in 4.21.2 (CL - 4753647) 4.22.3 (CL - 7053647), ...